Explain about external structure of human heart in few words
Answers
Answered by
1
Answer:
The human heart is a four-chambered muscular organ, shaped and sized roughly like a man's closed fist with two-thirds of the mass to the left of midline. The heart is enclosed in a pericardial sac that is lined with the parietal layers of a serous membrane.
Answered by
1
Answer:
Epicardium: thin external layer formed by visceral layer of serous pericardium.
Myocardium: thick middle layer made of cardiac muscle.
Endocardium: thin internal membrane that lines the heart and its valves.
Explanation:
Yea! I'm gud
Similar questions